Recommendations for Hart Banach

1. Before study design and data collection, it's better to clear clarify the purpose of the research. Even if there are several potential topics you can explore, pick one as the primary research question and leave others less important.

2. Maybe it's better to choose some funds of interest yourself and let children check them, instead of letting them think of, which may cause response bias. In this way, you can design program or curriculum beforehand and set better quantitative measurement for the effect.